The huge property has more than 15,000 sq ft of space and sits on 14 acres of land equal to more than ten football pitches.
Hardly secret!
Inside stunning 11-bedroom castle with secret dungeon on the market for £3m
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The plush property, located in the countryside of County Durham and built in the 1700s, boasts more than 15,000 sq ft of space and is described as a 'true English retreat'